MX2020003873A - Codificacion y decodificacion de datos de imagen. - Google Patents
Codificacion y decodificacion de datos de imagen.Info
- Publication number
- MX2020003873A MX2020003873A MX2020003873A MX2020003873A MX2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A MX 2020003873 A MX2020003873 A MX 2020003873A
- Authority
- MX
- Mexico
- Prior art keywords
- samples
- reference samples
- current
- prediction
- available
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1717684.3A GB2567861A (en) | 2017-10-27 | 2017-10-27 | Image data encoding and decoding |
| GB1809024.1A GB2567913A (en) | 2017-10-27 | 2018-06-01 | Image data encoding and decoding |
| PCT/GB2018/053077 WO2019081927A1 (en) | 2017-10-27 | 2018-10-24 | CODING AND DECODING IMAGE DATA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2020003873A true MX2020003873A (es) | 2020-08-13 |
Family
ID=60580162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020003873A MX2020003873A (es) | 2017-10-27 | 2018-10-24 | Codificacion y decodificacion de datos de imagen. |
Country Status (11)
| Country | Link |
|---|---|
| US (7) | US10728556B2 (ja) |
| EP (1) | EP3701723A1 (ja) |
| JP (2) | JP2021500818A (ja) |
| CN (1) | CN111279704B (ja) |
| AU (1) | AU2018357062B2 (ja) |
| BR (1) | BR112020007835A2 (ja) |
| CA (1) | CA3080084A1 (ja) |
| GB (3) | GB2567861A (ja) |
| MX (1) | MX2020003873A (ja) |
| RU (1) | RU2020113977A (ja) |
| WO (2) | WO2019081929A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2595015B (en) | 2018-06-27 | 2022-07-13 | Kt Corp | Bi-directional intra-prediction involving weighted sum of two reference samples |
| GB2577336A (en) | 2018-09-24 | 2020-03-25 | Sony Corp | Image data encoding and decoding |
| US11509919B2 (en) * | 2018-10-17 | 2022-11-22 | Tencent America | Reference sample memory size restrictions for intra block copy |
| KR20210106547A (ko) * | 2018-12-25 | 2021-08-30 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 디코딩 예측 방법, 장치 및 컴퓨터 저장 매체 |
Family Cites Families (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030202590A1 (en) * | 2002-04-30 | 2003-10-30 | Qunshan Gu | Video encoding using direct mode predicted frames |
| US7440500B2 (en) * | 2003-07-15 | 2008-10-21 | Lsi Logic Corporation | Supporting motion vectors outside picture boundaries in motion estimation process |
| JP5686499B2 (ja) * | 2009-01-22 | 2015-03-18 | 株式会社Ｎｔｔドコモ | 画像予測符号化装置、方法及びプログラム、画像予測復号装置、方法及びプログラム、並びに、符号化・復号システム及び方法 |
| JP2012191295A (ja) * | 2011-03-09 | 2012-10-04 | Canon Inc | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| US20120236936A1 (en) * | 2011-03-14 | 2012-09-20 | Segall Christopher A | Video coding based on edge determination |
| KR101383775B1 (ko) | 2011-05-20 | 2014-04-14 | 주식회사 케이티 | 화면 내 예측 방법 및 장치 |
| US9077578B1 (en) * | 2011-06-06 | 2015-07-07 | Vuemix, Inc. | Scalable real-time video compositing systems and methods |
| KR20130049525A (ko) | 2011-11-04 | 2013-05-14 | 오수미 | 잔차 블록 복원을 위한 역변환 방법 |
| US9237344B2 (en) | 2012-03-22 | 2016-01-12 | Qualcomm Incorporated | Deriving context for last position coding for video coding |
| US9247251B1 (en) * | 2013-07-26 | 2016-01-26 | Google Inc. | Right-edge extension for quad-tree intra-prediction |
| GB2521828A (en) * | 2013-12-23 | 2015-07-08 | Sony Corp | Data encoding and decoding |
| SG11201703015PA (en) | 2014-10-31 | 2017-05-30 | Mediatek Inc | Method of improved directional intra prediction for video coding |
| US10659805B2 (en) * | 2015-01-29 | 2020-05-19 | Ecole De Technologie Superieure | Method and apparatus for video intermodal transcoding |
| CN115002458A (zh) * | 2015-06-05 | 2022-09-02 | 杜比实验室特许公司 | 图像编码和解码方法和图像解码设备 |
| KR102124714B1 (ko) * | 2015-09-03 | 2020-06-19 | 미디어텍 인크. | 비디오 코딩에서의 신경망 기반 프로세싱의 방법 및 장치 |
| EP3148190A1 (en) * | 2015-09-25 | 2017-03-29 | Thomson Licensing | Method and apparatus for intra prediction in video encoding and decoding |
| WO2017090993A1 (ko) * | 2015-11-24 | 2017-06-01 | 삼성전자 주식회사 | 비디오 복호화 방법 및 그 장치 및 비디오 부호화 방법 및 그 장치 |
| KR20180086203A (ko) * | 2015-12-17 | 2018-07-30 | 삼성전자주식회사 | 영상을 부호화/복호화 하는 방법 및 그 장치 |
| US10390021B2 (en) * | 2016-03-18 | 2019-08-20 | Mediatek Inc. | Method and apparatus of video coding |
| EP3442232A4 (en) | 2016-04-06 | 2019-12-04 | KT Corporation | METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL |
| CN109076241B (zh) * | 2016-05-04 | 2023-06-23 | 微软技术许可有限责任公司 | 利用样本值的非相邻参考线进行帧内图片预测 |
| WO2017205701A1 (en) * | 2016-05-25 | 2017-11-30 | Arris Enterprises Llc | Weighted angular prediction for intra coding |
| US10230961B2 (en) * | 2016-06-03 | 2019-03-12 | Mediatek Inc. | Method and apparatus for template-based intra prediction in image and video coding |
| ES2699723B2 (es) * | 2016-06-24 | 2020-10-16 | Kt Corp | Metodo y aparato para tratar una senal de video |
| CN116506607A (zh) * | 2016-08-01 | 2023-07-28 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及存储比特流的记录介质 |
| JP7356347B2 (ja) * | 2016-10-04 | 2023-10-04 | エルエックス セミコン カンパニー， リミティド | 画像復号方法、画像符号化方法、及び記録媒体 |
| US10951912B2 (en) | 2016-10-05 | 2021-03-16 | Qualcomm Incorporated | Systems and methods for adaptive selection of weights for video coding |
| CN118075473A (zh) * | 2017-11-28 | 2024-05-24 | Lx 半导体科技有限公司 | 图像编码/解码方法、图像数据的传输方法和存储介质 |
-
2017
- 2017-10-27 GB GB1717684.3A patent/GB2567861A/en not_active Withdrawn
-
2018
- 2018-06-01 GB GB1809024.1A patent/GB2567913A/en not_active Withdrawn
- 2018-08-01 GB GB1812556.7A patent/GB2567918A/en not_active Withdrawn
- 2018-08-09 US US16/059,685 patent/US10728556B2/en active Active
- 2018-10-24 AU AU2018357062A patent/AU2018357062B2/en active Active
- 2018-10-24 JP JP2020523332A patent/JP2021500818A/ja active Pending
- 2018-10-24 MX MX2020003873A patent/MX2020003873A/es unknown
- 2018-10-24 CA CA3080084A patent/CA3080084A1/en active Pending
- 2018-10-24 WO PCT/GB2018/053079 patent/WO2019081929A1/en active Application Filing
- 2018-10-24 RU RU2020113977A patent/RU2020113977A/ru unknown
- 2018-10-24 EP EP18797036.3A patent/EP3701723A1/en active Pending
- 2018-10-24 US US16/753,139 patent/US11159803B2/en active Active
- 2018-10-24 BR BR112020007835-2A patent/BR112020007835A2/pt unknown
- 2018-10-24 CN CN201880069711.0A patent/CN111279704B/zh active Active
- 2018-10-24 US US16/756,211 patent/US11330275B2/en active Active
- 2018-10-24 WO PCT/GB2018/053077 patent/WO2019081927A1/en unknown
-
2020
- 2020-07-09 US US16/924,900 patent/US11523121B2/en active Active
-
2021
- 2021-07-30 US US17/390,283 patent/US11949882B2/en active Active
-
2022
- 2022-11-21 US US17/990,881 patent/US20230083246A1/en active Pending
-
2023
- 2023-01-27 US US18/160,767 patent/US20230171413A1/en active Pending
- 2023-09-13 JP JP2023148233A patent/JP2023166555A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN111279704A (zh) | 2020-06-12 |
| RU2020113977A (ru) | 2021-10-20 |
| US11330275B2 (en) | 2022-05-10 |
| GB2567861A (en) | 2019-05-01 |
| US11159803B2 (en) | 2021-10-26 |
| US20200252606A1 (en) | 2020-08-06 |
| US11949882B2 (en) | 2024-04-02 |
| US20230171413A1 (en) | 2023-06-01 |
| GB201812556D0 (en) | 2018-09-12 |
| GB2567918A (en) | 2019-05-01 |
| GB201809024D0 (en) | 2018-07-18 |
| WO2019081927A1 (en) | 2019-05-02 |
| CN111279704B (zh) | 2023-06-30 |
| US10728556B2 (en) | 2020-07-28 |
| AU2018357062B2 (en) | 2023-02-23 |
| WO2019081929A1 (en) | 2019-05-02 |
| US20190132596A1 (en) | 2019-05-02 |
| RU2020113977A3 (ja) | 2022-02-15 |
| US11523121B2 (en) | 2022-12-06 |
| GB2567913A (en) | 2019-05-01 |
| JP2021500818A (ja) | 2021-01-07 |
| US20200267410A1 (en) | 2020-08-20 |
| US20210360261A1 (en) | 2021-11-18 |
| JP2023166555A (ja) | 2023-11-21 |
| AU2018357062A1 (en) | 2020-04-02 |
| GB201717684D0 (en) | 2017-12-13 |
| BR112020007835A2 (pt) | 2020-10-13 |
| EP3701723A1 (en) | 2020-09-02 |
| US20200344484A1 (en) | 2020-10-29 |
| US20230083246A1 (en) | 2023-03-16 |
| CA3080084A1 (en) | 2019-05-02 |
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